In her public statements, she has challenged Russia and pushed for peace in Yemen, among other international issues.

Ten days since Russia attacked Ukrainian ships and detained 24 personnel in the Black Sea. We join the EU and our Allies in calling on #Russia to immediately release the sailors and their vessels. #Crimea is #Ukraine. #Peace4Ukraine

A CNN source told that network that “her ability to be a polished proxy on television” and loyalty to the Trump administration worked in her favor.

“People don’t know very much about her,” Richard Gowan, a senior fellow at the United Nations University, told CNN. “People will be interested to see whether she’s willing and able to do the diplomatic toil or whether she will see this as an extension of the spokesman position and focus more on presentation of US position before the Security Council.”

Trump last month said she was “under very serious consideration” for the post.